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#include <cstring>
#include <cmath>
#include "ardour/mtdm.h"
#include "mtdm_test.h"
CPPUNIT_TEST_SUITE_REGISTRATION (MTDMTest);
using namespace std;
void
MTDMTest::basicTest ()
{
float in[256];
float out[256];
memset (in, 0, 256 * sizeof (float));
MTDM* mtdm = new MTDM (44100);
// initialization, need at least 3 cycles
// to allow resolution below error limit.
for (int i = 0; i < 4; ++i) {
mtdm->process (256, in, out);
memcpy (in, out, 256 * sizeof (float));
}
for (int i = 0; i < 64; ++i) {
mtdm->process (256, in, out);
memcpy (in, out, 256 * sizeof (float));
CPPUNIT_ASSERT_EQUAL (0, mtdm->resolve ());
CPPUNIT_ASSERT (mtdm->err() < 1);
CPPUNIT_ASSERT_EQUAL (256.0, rint (mtdm->del()));
}
}
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